Heat TransferEasy
Question
According to Newton′s law of cooling the rate of cooling of a body is proportional to : -
Options
A.Temp. of the body
B.Temp. of the surrounding
C.Fourth power of the temperature of body
D.Difference of the temp. of the body and the surrounding.
More Heat Transfer Questions
The temperature of two outer surfaces of a composite slab, consisting of two materials having coefficients of thermal co...If the radius of a star is R and it acts as a black body, what would be the temperature of the star, inwhich the rate of...Ratio of radius of curvature of cylindrical emitters of same type is 1 : 4 and their temp. are in ratio 2 : 1. Then rati...It is hotter for the same distance over the top of a fire than it is in the side of it, mainly because...An ice box made of styrofoam (thermal conductivity = 0.01 Jm-1 s-1 K-1) is used to keep liquids cool. It has a total wal...